共 11 条
[6]
HERRALD F. J. C, 1939, PROC ROY SOC [LONDON] SER B, V126, P491, DOI 10.1098/rspb.1939.0004
[8]
MAINLAND D, 1938, TREATMENT CLIN LABOR, P139
[9]
McMichael J, 1939, CLIN SCI, V4, P167
[10]
Meneely GR, 1941, P SOC EXP BIOL MED, V46, P266